| Brian Fisher edited the species Messor obscurior | History | over 6 years ago Link Activities | |
| Sebastian D. Salata edited the species Messor obscurior | History | over 6 years ago Link Activities | |
| Sebastian D. Salata elevated the subspecies Messor barbarus semirufus obscurior to the rank of species (now Messor obscurior) | History | over 6 years ago Link Activities | |
| Sebastian D. Salata edited the subspecies Messor obscurior | History | over 6 years ago Link Activities |